Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "0.0075" was replaced by "(0075/10000)".

Step  1  :

             3 
 Simplify   ———
            400

Equation at the end of step  1  :

        3 
  0 -  ———
       400

Step  2  :

Final result :

   -3            
  ——— = -0.00750 
  400